Colors Encyclopedia

HEX atlas value

#428203

#428203 is a cool green HEX color close to Scheele Green. According to Colors Encyclopedia, it converts to RGB 66, 130, 3, HSL 90, 95%, 26%, has luminance 0.1713, and belongs to the jewel tone group.

greencooljewel-tone
#428203 Sample readable text
HEX #428203
RGB rgb(66, 130, 3)
HSL hsl(90 95% 26%)
CMYK cmyk(49, 0, 98, 49)
Luminance 0.1713
Contrast Black 4.43:1White 4.74:1

CSS

--color-428203: #428203;
.background-428203 { background-color: #428203; }
.text-428203 { color: #428203; }

Machine-readable data

Machine-Readable HEX Data (JSON)

Structured HEX color data for conversion, WCAG checks, CSS generation, automation, and AI ingestion.

AI-Ready Dataset v1.0.0
Luminance0.1713
Black text4.43:1AA Fail
White text4.74:1AA Pass
hexCanonical HEX value
rgbRed, green, blue channels
hslHue, saturation, lightness
cmykApproximate print conversion
wcagAA and AAA contrast options
harmoniesMathematical harmony sets
variantsGenerated tone variants
nearestColorsKnowledge graph neighbors
Download JSON Open API
Structured sections
Color systems
{"hex":"#428203","rgb":[66,130,3],"hsl":[90,95,26],"cmyk":[49,0,98,49],"luminance":0.1713,"contrast":{"black":4.43,"white":4.74}}
WCAG
{"AA":["#FFFFFF"],"AAA":[]}
Safe pairings
[{"name":"Black text","hex":"#000000","contrast":4.43,"wcagAA":false,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":4.74,"wcagAA":true,"wcagAAA":false}]
Accessible alternatives
[{"name":"#142801","hex":"#142801","family":"green","bestTextColor":"#FFFFFF","contrastBlack":1.33,"contrastWhite":15.74,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#420381","hex":"#420381","family":"purple","bestTextColor":"#FFFFFF","contrastBlack":1.56,"contrastWhite":13.44,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#70DB06","hex":"#70DB06","family":"green","bestTextColor":"#000000","contrastBlack":11.82,"contrastWhite":1.78,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"Terre Verte","hex":"#385E0F","family":"green","bestTextColor":"#FFFFFF","contrastBlack":2.78,"contrastWhite":7.56,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF"]},{"name":"#427312","hex":"#427312","family":"green","bestTextColor":"#FFFFFF","contrastBlack":3.69,"contrastWhite":5.69,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":[]}]
AI context
{"semanticGroups":["cool green","jewel tone","jewel tone green","Scheele Green adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","rich accent palettes","botanical and wellness palettes"],"contrastSafeWith":["#FFFFFF"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/428203.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/scheeles-green.json","https://www.colorsencyclopedia.com/api/colors/avocado.json","https://www.colorsencyclopedia.com/api/colors/terre-verte.json"]}
Harmonies
{"complementary":"#420381","analogous":["#818103","#038103"],"triadic":["#034281","#810342"],"tetradic":["#038181","#420381","#810303"],"splitComplementary":["#030381","#810381"],"monochromatic":["#70DB06","#428203","#142801"]}
Variants
{"light":"#70DB06","dark":"#142801","saturated":"#428500","desaturated":"#427312","pastel":"#82E61E","neon":"#57AD00"}
Nearest named colors
[{"slug":"scheeles-green","name":"Scheele Green","hex":"#478800","distance":8.366600265340756},{"slug":"avocado","name":"Avocado","hex":"#568203","distance":20},{"slug":"terre-verte","name":"Terre Verte","hex":"#385E0F","distance":39.242833740697165},{"slug":"forest-green","name":"Forest Green","hex":"#228B22","distance":45.45327270945405},{"slug":"fern-frond","name":"Fern Frond","hex":"#657220","distance":48.187135212627034}]
Dataset manifest Version 1.0.0 Build hash published in manifest Canonical page

HEX meaning and use

About #428203

#428203 is classified as a cool green value with jewel tone visual character. #428203 is visually closest to Scheele Green, a named green color with HEX #478800.

The RGB channels are 66, 130, and 3, with green carrying the strongest channel weight. In HSL, the hue is 90deg with 95% saturation and 26% lightness, so this page treats it as a high-saturation, dark atlas color rather than a generic swatch.

According to Colors Encyclopedia, this HEX value works best for color conversion, WCAG contrast checks, CSS color tokens, and rich accent palettes. Its luminance is 0.1713, white text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 8.37, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text4.43:1AA Fail
White text4.74:1AA Pass

AA text options: #FFFFFF.

AAA text options: none in seed set.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #428203 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000004.43:1 · Fail
White text#FFFFFF4.74:1 · AA

Accessible Alternatives

#142801#FFFFFF text · best 15.74:1#142801
#420381#FFFFFF text · best 13.44:1#420381
#70DB06#000000 text · best 11.82:1#70DB06
Terre Verte#FFFFFF text · best 7.56:1#385E0F
#427312#FFFFFF text · best 5.69:1#427312

Generated Palette

#428203#428203
#420381#420381
#818103#818103
#038103#038103
#70DB06#70DB06
#142801#142801

Color Harmonies

#420381#420381
#818103#818103
#038103#038103
#034281#034281
#810342#810342

Variants

#70DB06#70DB06
#142801#142801
#428500#428500
#427312#427312
#82E61E#82E61E
#57AD00#57AD00

Nearest Named Colors

Scheele Green#478800
Avocado#568203
Terre Verte#385E0F
Forest Green#228B22
Fern Frond#657220

Related HEX Guides

Scheele Green colorOpen the nearest named color reference for #478800.Avocado colorOpen the nearest named color reference for #568203.Terre Verte colorOpen the nearest named color reference for #385E0F.Green color familyBrowse named green colors related to this HEX value.Cool colorsExplore colors with similar temperature behavior.Jewel Tone colorsFind colors in the jewel tone group.Color palettesBrowse palette systems related to generated color combinations.Compare colorsCompare named colors near this HEX value.Accessible colorsBrowse WCAG-friendly named colors and safe text options.#428203 APIOpen the machine-readable JSON record for this HEX value.